diff --git a/python/pyproject_other.toml b/python/pyproject_other.toml
index 8ff6476d1..9d6fba5b7 100755
--- a/python/pyproject_other.toml
+++ b/python/pyproject_other.toml
@@ -91,6 +91,7 @@ diffusion_common = [
   "imageio==2.36.0",
   "imageio-ffmpeg==0.5.1",
   "moviepy>=2.0.0",
+  "msgpack",
   "opencv-python-headless==4.10.0.84",
   "PyYAML==6.0.1",
   "remote-pdb",